Fatal error: Uncaught TypeError: mysqli_query(): Argument #1 ($mysql) must be of type mysqli, bool given in /home/vsmgroup66/public_html/session.php:9 Stack trace: #0 /home/vsmgroup66/public_html/session.php(9): mysqli_query(false, 'SELECT username...') #1 /home/vsmgroup66/public_html/dvv3.php(3): include('/home/vsmgroup6...') #2 {main} thrown in /home/vsmgroup66/public_html/session.php on line 9